This experiment evaluates if the lighting in a room affects the speed at which test subjects perform mental tasks.

This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.

This science fair project idea determines the most effective method of preserving food.

Conduct a simple experiment with your child to study how dirt tracks change as they age in this 1st grade science activity.

Here's a fun activity that will have your child teaching you for once, while you find out exactly what she is learning in school.

How do we know that air exists when we can't see it, taste it, or touch it? Here's a classic experiment that will teach your kid some basics of aerodynamics!

Thermometers are how we measure temperature, and we've all heard the terms "centigrade" and "Fahrenheit" tossed around, but what do they really mean?

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

What is the Doppler Effect, or the Doppler Shift? The purpose of this science fair project is to determine how distance impacts the Doppler Effect.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

Have your child kick off their summer vacation by making a miniature water slide!

This project examines germs and their spread in households. The goal is to learn how to stop the spread of germs and other diseases.

Can playing video games trigger an adrenaline rush even though there's no real danger? In this cool experiment you'll learn all about how fight-or-flight works!

Inspire your child to learn about an amazing animal as she creates her very own polar bear habitat.

For a fun family activity to introduce your child to genetics, have your child go on a search for dominant and recessive family genes!

Is there really such a thing as healthy gum? Students will learn what factors in chewing gum contribute to healthy teeth in this exciting science fair project.

This science fair project idea produces consumable fresh water from salt water through desalination.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

Learn about how we localize objects and beings in space through sound and about monaural auditory mechanisms and binaural auditory mechanisms.

Start thinking about how the internet works by assembling an Ethernet cable of your own!

Try this fun and simple activity to help nurture your child's observation skills and nourish a growing love of science!

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

This project explores whether the tempo of the background music we hear in a businesses is important to the environment and how customers move.

Using plants and other items from the outdoors and clothing they already own, your kids can dress up as any one of the four seasons or simply as a Garden.

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

Here's a science activity to help your child investigate how seeds are designed to travel.

Check out this fun science fair project idea to explore fun facts about fruit juices and learn why do juices turn bad in the fridge.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.